Zte ZXSDR R8882 L708 User Manual page 41

Note:
1. If the two-core cable is adopted, the blue core cable stands for -48 V and the black
core cable stands for -48 V GND.
2. If the four-core cable is adopted, the two blue core cables connected in parallel stand
for -48 V and the black core cables connected in parallel stand for -48 V GND.
Steps
1. Connect power cable from PIMDC to ZXSDR R8882 L708
a. Connect end A of power cable to the PWR interface of the ZXSDR R8882 L708.
b. Strip the protective coat of end B, and then connect the blue wires to -48V terminal
and the black wires to -48VRTN terminal. Connect the white and blue dry contact
wires to the Alarm terminals, as shown in
Figure 3-37 PIMDC Connection (to R8882)
2. Connect power cable from PIMDC to lightning protection box
a. Peel off an appropriate length of insulating layer of the PIMDC power input cable.
b. Lead the end A of the cable through the waterproof plastic ring of the PIMDC,
and then connect the blue wires to the -48V terminal and the black wires to the
-48VRTN terminal. Fasten the power cable with a latch, as shown in
SJ-20110104194923-001|2011-1-15(R1.0)
Figure
3-27
ZTE Proprietary and Confidential
Chapter 2 Product Installation
3-37.
Figure 3-38.